TM 9-2320-273-20EXHAUST SYSTEM.4-36. MUFFLER INLET PIPE MAINTENANCE (Continued).LOCATION/lTEMACTIONREMARKSW A R N I N GDuring normal operation, the exhaustpipes and muffler can become very hot.Be careful not to touch these com-ponents with your bare hands. Do notallow your body to come in contactwith the hot pipes or muffler. Exhaustsystem components may be hot enoughto cause serious burns.4-125